Native Range: endemic to Japan's main island of Honshu
Hardiness Zone: USDA Zone 4a: to -34.4 °C
Soil: deep, cool, humus-rich preferably acidic soil
Moisture: Moist, but well-drained
Light: Partial shade
Flowering Period: August- September
Garden locations: woodland, native plant or wild gardens. Good under deciduous trees, in raised beds, shelter from cold, dry winds.
Price: 20 €